Buggy code:
public static final String ophf = "OPHF" ; private static int storagePort = 7000 ; private static int controlPort = 7001 ; private static int rpcPort = 9160 ; private static boolean thriftFramed = false ; private static InetAddress listenAddress ; private static InetAddress rpcAddress ; private static String clusterName = "Test" ; private static long rpcTimeoutInMillis = 2000 ; private static Set < InetAddress > seeds = new HashSet < InetAddress > ( ) ; private static String [ ] dataFileDirectories ; private static int currentIndex = 0 ; private static String logFileDirectory ; private static int consistencyThreads = 4 ; private static int concurrentReaders = 8 ; private static int concurrentWriters = 32 ; private static double flushDataBufferSizeInMB = 32 ; private static double flushIndexBufferSizeInMB = 8 ; private static int slicedReadBufferSizeInKB = 64 ; static Map < String , KSMetaData > tables = new HashMap < String , KSMetaData > ( ) ; private static int bmtThreshold = 256 ; private static long rowWarningThreshold = ( 512 * 1024 ) * 1024 ; private static IPartitioner partitioner ; private static int columnIndexSizeInKB ; private static int memtableLifetimeMs = ( 60 * 60 ) * 1000 ; private static int memtableThroughput = 64 ; private static double memtableOperations = 0.1 ; private static boolean doConsistencyCheck = true ; private static String jobJarFileLocation ; private static String jobTrackerHost ; private static int gcGraceInSeconds = ( 10 * 24 ) * 3600 ; private static String configFileName ; private static String initialToken = null ; private static DatabaseDescriptor . CommitLogSync commitLogSync ; private static double commitLogSyncBatchMS ; private static int commitLogSyncPeriodMS ; private static DatabaseDescriptor . DiskAccessMode diskAccessMode ; private static DatabaseDescriptor . DiskAccessMode indexAccessMode ; private static boolean snapshotBeforeCompaction ; private static boolean autoBootstrap = false ; private static IAuthenticator authenticator = new AllowAllAuthenticator ( ) ; private static final String STORAGE_CONF_FILE = "storage-conf.xml" ; private static UUID defsVersion = null ; static String getStorageConfigPath ( ) { } private static void readTablesFromXml ( ) throws DatabaseDescriptor . ConfigurationException { } public static IAuthenticator getAuthenticator ( ) { } public static boolean isThriftFramed ( ) { } private static AbstractType getComparator ( Node columnFamily , String attr ) throws DatabaseDescriptor . ConfigurationException { } public static void createAllDirectories ( ) throws IOException { } public static int getGcGraceInSeconds ( ) { } public static IPartitioner getPartitioner ( ) { } public static IEndPointSnitch getEndPointSnitch ( String table ) { } public static Class < ? extends AbstractReplicationStrategy > getReplicaPlacementStrategyClass ( String table ) { } public static String getJobTrackerAddress ( ) { } public static int getColumnIndexSize ( ) { } public static int getMemtableLifetimeMS ( ) { } public static String getInitialToken ( ) { } public static int getMemtableThroughput ( ) { } public static double getMemtableOperations ( ) { } public static boolean getConsistencyCheck ( ) { } public static String getClusterName ( ) { } public static String getConfigFileName ( ) { } public static String getJobJarLocation ( ) { } public static Map < String , CFMetaData > getTableMetaData ( String tableName ) { } public static CFMetaData getCFMetaData ( String tableName , String cfName ) { } public static String getColumnType ( String tableName , String cfName ) { } public static Set < String > getTables ( ) { } public static List < String > getNonSystemTables ( ) { } public static int getStoragePort ( ) { } public static int getControlPort ( ) { } public static int getRpcPort ( ) { } public static int getReplicationFactor ( String table ) { } public static int getQuorum ( String table ) { } public static long getRpcTimeout ( ) { } public static int getConsistencyThreads ( ) { } public static int getConcurrentReaders ( ) { } public static int getConcurrentWriters ( ) { } public static long getRowWarningThreshold ( ) { } public static String [ ] getAllDataFileLocations ( ) { } public static String [ ] getAllDataFileLocationsForTable ( String table ) { } public static synchronized String getNextAvailableDataLocation ( ) { } public static String getLogFileLocation ( ) { } public static Set < InetAddress > getSeeds ( ) { } public static String getColumnFamilyType ( String tableName , String cfName ) { } public static String getDataFileLocationForTable ( String table , long expectedCompactedFileSize ) { } public static AbstractType getComparator ( String tableName , String cfName ) { assert tableName != null ; CFMetaData cfmd = DatabaseDescriptor . getCFMetaData ( tableName , cfName ) ; if ( cfmd == null ) <START_BUG> throw new NullPointerException ( ( ( ( "Unknown<seq2seq4repair_space>ColumnFamily<seq2seq4repair_space>" + cfName ) + "<seq2seq4repair_space>in<seq2seq4repair_space>keyspace<seq2seq4repair_space>" ) + tableName ) ) ; <END_BUG> return cfmd . comparator ; } public static AbstractType getSubComparator ( String tableName , String cfName ) { } public static int getKeysCachedFor ( String tableName , String columnFamilyName , long expectedKeys ) { } public static int getRowsCachedFor ( String tableName , String columnFamilyName , long expectedRows ) { } public static KSMetaData getTableDefinition ( String table ) { } public static void setTableDefinition ( KSMetaData ksm , UUID newVersion ) { } public static class ConfigurationException extends Exception { public ConfigurationException ( String message ) { } } public static InetAddress getListenAddress ( ) { } public static InetAddress getRpcAddress ( ) { } public static double getCommitLogSyncBatchWindow ( ) { } public static int getCommitLogSyncPeriod ( ) { } public static DatabaseDescriptor . CommitLogSync getCommitLogSync ( ) { } public static DatabaseDescriptor . DiskAccessMode getDiskAccessMode ( ) { } public static DatabaseDescriptor . DiskAccessMode getIndexAccessMode ( ) { } public static double getFlushDataBufferSizeInMB ( ) { } public static double getFlushIndexBufferSizeInMB ( ) { } public static int getIndexedReadBufferSizeInKB ( ) { } public static int getSlicedReadBufferSizeInKB ( ) { } public static int getBMTThreshold ( ) { } public static boolean isSnapshotBeforeCompaction ( ) { } public static boolean isAutoBootstrap ( ) { } }

Fix:
throw new IllegalArgumentException ( ( ( ( "Unknown<seq2seq4repair_space>ColumnFamily<seq2seq4repair_space>" + cfName ) + "<seq2seq4repair_space>in<seq2seq4repair_space>keyspace<seq2seq4repair_space>" ) + tableName ) ) ;